Answers

Add 6/21 and 25/4

1^st number: 6/21, 2^nd number: 6 1/4

6/21 + 25/4 is 183/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   6/21 = 6 × 4/21 × 4 = 24/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   25/4 = 25 × 21/4 × 21 = 525/84
4. Add the two like fractions:
   24/84 + 525/84 = 24 + 525/84 = 549/84
5. 549/84 simplified gives 183/28
6. So, 6/21 + 25/4 = 183/28
   In mixed form: 615/28

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ¹²/₂₁+²⁵/₄ ⁶/₂₁+⁵⁰/₄ ⁶/₄₂+²⁵/₄ ⁶/₂₁+²⁵/₈ ¹⁸/₂₁+²⁵/₄ ⁶/₂₁+⁷⁵/₄ ⁶/₆₃+²⁵/₄ ⁶/₂₁+²⁵/₁₂ ³⁰/₂₁+²⁵/₄ ⁶/₂₁+²⁵/₂₀ ⁴²/₂₁+²⁵/₄ ⁶/₂₁+²⁵/₂₈

Add Fractions Calculator